AT337893B - Verfahren zur herstellung von 6-demethyl -6-deoxy-6- methylen-tetracyclinen - Google Patents
Verfahren zur herstellung von 6-demethyl -6-deoxy-6- methylen-tetracyclinenInfo
- Publication number
- AT337893B AT337893B AT776474A AT776474A AT337893B AT 337893 B AT337893 B AT 337893B AT 776474 A AT776474 A AT 776474A AT 776474 A AT776474 A AT 776474A AT 337893 B AT337893 B AT 337893B
- Authority
- AT
- Austria
- Prior art keywords
- demethyl
- deoxy
- producing
- methylene tetracyclines
- tetracyclines
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2948873 | 1973-09-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA776474A ATA776474A (de) | 1976-11-15 |
| AT337893B true AT337893B (de) | 1977-07-25 |
Family
ID=11227078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT776474A AT337893B (de) | 1973-09-28 | 1974-09-26 | Verfahren zur herstellung von 6-demethyl -6-deoxy-6- methylen-tetracyclinen |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US3962330A (pl) |
| JP (1) | JPS5062969A (pl) |
| AT (1) | AT337893B (pl) |
| AU (1) | AU7381574A (pl) |
| BE (1) | BE820475A (pl) |
| CA (1) | CA1118770A (pl) |
| DE (1) | DE2446588A1 (pl) |
| DK (1) | DK501474A (pl) |
| ES (1) | ES430510A1 (pl) |
| FR (1) | FR2246537B1 (pl) |
| IL (1) | IL45740A0 (pl) |
| NL (1) | NL7412763A (pl) |
| NO (1) | NO743491L (pl) |
| SE (1) | SE7412217L (pl) |
| ZA (1) | ZA746121B (pl) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4987242A (en) * | 1988-10-28 | 1991-01-22 | Jagmohan Khanna | Hydrogenation catalyst useful in the production of alpha-6-deoxytetracyclines |
| AU2005244988C1 (en) * | 2004-05-21 | 2012-06-28 | President And Fellows Of Harvard College | Synthesis of tetracyclines and analogues thereof |
| US8486921B2 (en) * | 2006-04-07 | 2013-07-16 | President And Fellows Of Harvard College | Synthesis of tetracyclines and analogues thereof |
| EP3056487B1 (en) | 2006-10-11 | 2018-02-21 | President and Fellows of Harvard College | Synthesis of enone intermediate |
| WO2010126607A2 (en) | 2009-04-30 | 2010-11-04 | President And Fellows Of Harvard College | Synthesis of tetracyclines and intermediates thereto |
| CN107827823B (zh) * | 2017-11-22 | 2020-01-31 | 大连奇凯医药科技有限公司 | 4,5-二溴咪唑的制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3250809A (en) * | 1962-09-06 | 1966-05-10 | Pfizer & Co C | 6-deoxy-6-demethyl-6-halomethylene tetracyclines and their 11a-chloro and fluoro derivatives |
| US3649700A (en) * | 1966-12-20 | 1972-03-14 | Knapsack Ag | Process for the dehydrochlorination of chlorinated hydrocarbons |
| US3659006A (en) * | 1969-06-17 | 1972-04-25 | Borg Warner | Synthesis of alpha-haloacrylonitrile |
-
1974
- 1974-09-24 US US05/509,054 patent/US3962330A/en not_active Expired - Lifetime
- 1974-09-24 DK DK501474A patent/DK501474A/da not_active Application Discontinuation
- 1974-09-25 IL IL45740A patent/IL45740A0/xx unknown
- 1974-09-25 CA CA000210078A patent/CA1118770A/en not_active Expired
- 1974-09-26 NO NO743491A patent/NO743491L/no unknown
- 1974-09-26 AT AT776474A patent/AT337893B/de not_active IP Right Cessation
- 1974-09-26 ZA ZA00746121A patent/ZA746121B/xx unknown
- 1974-09-27 NL NL7412763A patent/NL7412763A/xx unknown
- 1974-09-27 BE BE149014A patent/BE820475A/xx unknown
- 1974-09-27 SE SE7412217A patent/SE7412217L/xx unknown
- 1974-09-28 ES ES430510A patent/ES430510A1/es not_active Expired
- 1974-09-28 JP JP49112211A patent/JPS5062969A/ja active Pending
- 1974-09-30 AU AU73815/74A patent/AU7381574A/en not_active Expired
- 1974-09-30 FR FR7432898A patent/FR2246537B1/fr not_active Expired
- 1974-09-30 DE DE19742446588 patent/DE2446588A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE820475A (fr) | 1975-01-16 |
| FR2246537B1 (pl) | 1978-08-11 |
| JPS5062969A (pl) | 1975-05-29 |
| ES430510A1 (es) | 1976-10-01 |
| DE2446588A1 (de) | 1975-04-03 |
| SE7412217L (pl) | 1975-04-01 |
| NL7412763A (nl) | 1975-04-02 |
| US3962330A (en) | 1976-06-08 |
| AU7381574A (en) | 1976-04-01 |
| IL45740A0 (en) | 1974-11-29 |
| ZA746121B (en) | 1975-11-26 |
| CA1118770A (en) | 1982-02-23 |
| ATA776474A (de) | 1976-11-15 |
| FR2246537A1 (pl) | 1975-05-02 |
| DK501474A (pl) | 1975-05-26 |
| NO743491L (pl) | 1975-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |